James,jäger on here,
WARNING: LUPUS IS A KILLER, lets support them in the need to find out what it is, what causes it and how do we defeat it. Donating to LUPUS UK | LUPUS UK
Living with Lupus - YouTube
If it is just a black plastic job any auto body shop will flame the poly to prepare the surface and do a paint job on it, same as with a car bumper.
+1 for James